package strings;

import java.util.regex.*;
import static net.mindview.util.Print.*;

public class Groups{
    static public final String POEM =
        "Twas brilling, and the slithy toves\n" +
        "Did gyre and gimble in the wabe.\n" +
        "All mimsy were the borogoves,\n" +
        "And the mome raths outgrabe.\n\n" +
        "Beware the Jabberwock, my son,\n" +
        "The jaws that bite, the claws that catch.\n" +
        "Beware the Jubjub bird, and shun\n" +
        "The frumius Bandersnatch.";
    public static void main(String[] args){
        Matcher m =
            Pattern.compile("(?m)(\\S+)\\s+((\\S+)\\s+(\\S+))$")
            .matcher(POEM);
        while(m.find()){
            for(int j = 0; j <= m.groupCount(); j++)
                printnb("["+m.group(j)+"]");
            print();
        }
    }
}
